What do I do about error 8058. Trying to move files from MacAir to SD storage
I cannot find what I do to correct the error and proceed
iMac 21.5″, macOS 10.13
Can not be done as that is considered a System File.
If the Internal Drive is 128GB and Maxed Out - you have serious issue that Must Be Resolved before the computer Stops Booting at all and it can happen sooner that you think.
What is “Other” storage on a Mac, and how can I clean it out?
https://support.apple.com/en-ca/HT206996 How to free up storage space on your Mac
See used and available storage space on your Mac